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5.4.2 Engine oil and oil filter change
Replacing the oil filter element
– Place an appropriate drain pan under the oil drain
flexible.
– Remove the drain plug from the oil drain flexible
to drain the oil.
– Replace the seal of the drain plug.
– Install and thighten the drain plug on the oil drain
flexible.
– Unscrew the oil filter element (OF) from the
adapter head.
– Clean the adapter head sealing surface. Lightly oil
the gasket of the new element and screw the latter
onto the adapter head until the gasket is properly
seated, then tighten with both hands.
– Top up the engine oil level.
– Run the engine for 1 minute and check the oil
level using the oil level dipstick.
5.4.3 Coolant check
5.4.3.1 Monitoring coolant condition
In order to guarantee the lifetime and quality of the
product, thus to optimise engine protection, regular
coolant-condition-analysis is advisable.
The quality of the product can be determined by three
parameters.
Visual check
– Verify the outlook of the coolant regarding colour
and make sure that no loose particles are floating
around.
pH measurement
– Check the pH value of the coolant using a pH-
measuring device.
– The pH-meter can be ordered from Atlas Copco
with part number 2913 0029 00.
– Typical value for EG = 8.6.
– If the pH-level is below 7 or above 9.5, the coolant
should be replaced.
Observe all relevant environmental
and safety precautions.
Never leave spilled liquids such as
fuel, oil, water and cleansing agents
in or around the generator.
Long service intervals
5-year drain interval to minimize
service costs (when used in
accordance with the instructions).
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